package servlet;

import java.io.IOException;
import java.lang.reflect.Method;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import util.DBHelper;

public class BaseServlet extends HttpServlet {

	@Override
	protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
		String m = req.getParameter("m");
		try {
			Method method = this.getClass().getMethod(m, HttpServletRequest.class, HttpServletResponse.class);
			method.invoke(this, req, resp);
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

	@Override
	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
		doGet(req, resp);
	}

	@Override
	public void destroy() {
		DBHelper.close();
	}

	@Override
	public void init() throws ServletException {
		DBHelper.conn();
	}

}
